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Message-ID: <202302140516.F9Riaass-lkp@intel.com>
Date: Tue, 14 Feb 2023 05:28:55 +0800
From: kernel test robot <lkp@...el.com>
To: Florian Eckert <fe@....tdt.de>, u.kleine-koenig@...gutronix.de,
gregkh@...uxfoundation.org, jirislaby@...nel.org, pavel@....cz,
lee@...nel.org
Cc: llvm@...ts.linux.dev, oe-kbuild-all@...ts.linux.dev,
linux-kernel@...r.kernel.org, linux-leds@...r.kernel.org,
Eckert.Florian@...glemail.com
Subject: Re: [PATCH 1/2] tty: new helper function tty_get_mget
Hi Florian,
Thank you for the patch! Yet something to improve:
[auto build test ERROR on tty/tty-testing]
[also build test ERROR on tty/tty-next tty/tty-linus staging/staging-testing staging/staging-next staging/staging-linus linus/master v6.2-rc8 next-20230213]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]
url: https://github.com/intel-lab-lkp/linux/commits/Florian-Eckert/tty-new-helper-function-tty_get_mget/20230213-223413
base: https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty.git tty-testing
patch link: https://lore.kernel.org/r/20230213140638.620206-2-fe%40dev.tdt.de
patch subject: [PATCH 1/2] tty: new helper function tty_get_mget
config: riscv-buildonly-randconfig-r005-20230212 (https://download.01.org/0day-ci/archive/20230214/202302140516.F9Riaass-lkp@intel.com/config)
compiler: clang version 17.0.0 (https://github.com/llvm/llvm-project db0e6591612b53910a1b366863348bdb9d7d2fb1)
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# install riscv cross compiling tool for clang build
# apt-get install binutils-riscv64-linux-gnu
# https://github.com/intel-lab-lkp/linux/commit/096ca9c9428ec2a8ebab4af0798461e66585cdde
git remote add linux-review https://github.com/intel-lab-lkp/linux
git fetch --no-tags linux-review Florian-Eckert/tty-new-helper-function-tty_get_mget/20230213-223413
git checkout 096ca9c9428ec2a8ebab4af0798461e66585cdde
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=riscv olddefconfig
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=riscv SHELL=/bin/bash drivers/misc/bcm-vk/ drivers/tty/
If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@...el.com>
| Link: https://lore.kernel.org/oe-kbuild-all/202302140516.F9Riaass-lkp@intel.com/
All error/warnings (new ones prefixed by >>):
In file included from drivers/tty/tty_io.c:76:
include/linux/tty.h:423:3: error: expected ')'
struct serial_icounter_struct *icount);
^
include/linux/tty.h:422:19: note: to match this '('
int tty_get_icount(struct tty_struct *tty
^
>> drivers/tty/tty_io.c:2589:5: error: conflicting types for 'tty_get_icount'
int tty_get_icount(struct tty_struct *tty,
^
include/linux/tty.h:422:5: note: previous declaration is here
int tty_get_icount(struct tty_struct *tty
^
>> drivers/tty/tty_io.c:2606:31: error: too many arguments to function call, expected 1, have 2
retval = tty_get_icount(tty, &icount);
~~~~~~~~~~~~~~ ^~~~~~~
drivers/tty/tty_io.c:2599:19: note: 'tty_get_icount' declared here
EXPORT_SYMBOL_GPL(tty_get_icount);
^
3 errors generated.
--
In file included from drivers/tty/tty_port.c:8:
include/linux/tty.h:423:3: error: expected ')'
struct serial_icounter_struct *icount);
^
include/linux/tty.h:422:19: note: to match this '('
int tty_get_icount(struct tty_struct *tty
^
>> drivers/tty/tty_port.c:266:2: warning: implicit conversion from 'unsigned long' to 'unsigned int' changes value from 18446744073709551615 to 4294967295 [-Wconstant-conversion]
INIT_KFIFO(port->xmit_fifo);
^~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/kfifo.h:130:69: note: expanded from macro 'INIT_KFIFO'
__kfifo->mask = __is_kfifo_ptr(__tmp) ? 0 : ARRAY_SIZE(__tmp->buf) - 1;\
~ ~~~~~~~~~~~~~~~~~~~~~~~^~~
1 warning and 1 error generated.
--
In file included from drivers/misc/bcm-vk/bcm_vk_dev.c:20:
In file included from drivers/misc/bcm-vk/bcm_vk.h:18:
include/linux/tty.h:423:3: error: expected ')'
struct serial_icounter_struct *icount);
^
include/linux/tty.h:422:19: note: to match this '('
int tty_get_icount(struct tty_struct *tty
^
>> drivers/misc/bcm-vk/bcm_vk_dev.c:1320:6: warning: shift count >= width of type [-Wshift-count-overflow]
DMA_BIT_MASK(BCM_VK_DMA_BITS));
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/dma-mapping.h:76:54: note: expanded from macro 'DMA_BIT_MASK'
#define DMA_BIT_MASK(n) (((n) == 64) ? ~0ULL : ((1ULL<<(n))-1))
^ ~~~
1 warning and 1 error generated.
vim +/tty_get_icount +2589 drivers/tty/tty_io.c
^1da177e4c3f41 drivers/char/tty_io.c Linus Torvalds 2005-04-16 2579
d20c219c731784 drivers/tty/tty_io.c Uwe Kleine-König 2020-12-18 2580 /**
d20c219c731784 drivers/tty/tty_io.c Uwe Kleine-König 2020-12-18 2581 * tty_get_icount - get tty statistics
d20c219c731784 drivers/tty/tty_io.c Uwe Kleine-König 2020-12-18 2582 * @tty: tty device
d20c219c731784 drivers/tty/tty_io.c Uwe Kleine-König 2020-12-18 2583 * @icount: output parameter
d20c219c731784 drivers/tty/tty_io.c Uwe Kleine-König 2020-12-18 2584 *
796a75a98762f1 drivers/tty/tty_io.c Jiri Slaby 2021-11-26 2585 * Gets a copy of the @tty's icount statistics.
d20c219c731784 drivers/tty/tty_io.c Uwe Kleine-König 2020-12-18 2586 *
d20c219c731784 drivers/tty/tty_io.c Uwe Kleine-König 2020-12-18 2587 * Locking: none (up to the driver)
d20c219c731784 drivers/tty/tty_io.c Uwe Kleine-König 2020-12-18 2588 */
d20c219c731784 drivers/tty/tty_io.c Uwe Kleine-König 2020-12-18 @2589 int tty_get_icount(struct tty_struct *tty,
d20c219c731784 drivers/tty/tty_io.c Uwe Kleine-König 2020-12-18 2590 struct serial_icounter_struct *icount)
d20c219c731784 drivers/tty/tty_io.c Uwe Kleine-König 2020-12-18 2591 {
d20c219c731784 drivers/tty/tty_io.c Uwe Kleine-König 2020-12-18 2592 memset(icount, 0, sizeof(*icount));
d20c219c731784 drivers/tty/tty_io.c Uwe Kleine-König 2020-12-18 2593
d20c219c731784 drivers/tty/tty_io.c Uwe Kleine-König 2020-12-18 2594 if (tty->ops->get_icount)
d20c219c731784 drivers/tty/tty_io.c Uwe Kleine-König 2020-12-18 2595 return tty->ops->get_icount(tty, icount);
d20c219c731784 drivers/tty/tty_io.c Uwe Kleine-König 2020-12-18 2596 else
1b8b20868a6d64 drivers/tty/tty_io.c Johan Hovold 2021-04-07 2597 return -ENOTTY;
d20c219c731784 drivers/tty/tty_io.c Uwe Kleine-König 2020-12-18 2598 }
d20c219c731784 drivers/tty/tty_io.c Uwe Kleine-König 2020-12-18 2599 EXPORT_SYMBOL_GPL(tty_get_icount);
d20c219c731784 drivers/tty/tty_io.c Uwe Kleine-König 2020-12-18 2600
d281da7ff6f70e drivers/char/tty_io.c Alan Cox 2010-09-16 2601 static int tty_tiocgicount(struct tty_struct *tty, void __user *arg)
d281da7ff6f70e drivers/char/tty_io.c Alan Cox 2010-09-16 2602 {
d281da7ff6f70e drivers/char/tty_io.c Alan Cox 2010-09-16 2603 struct serial_icounter_struct icount;
d20c219c731784 drivers/tty/tty_io.c Uwe Kleine-König 2020-12-18 2604 int retval;
d20c219c731784 drivers/tty/tty_io.c Uwe Kleine-König 2020-12-18 2605
d20c219c731784 drivers/tty/tty_io.c Uwe Kleine-König 2020-12-18 @2606 retval = tty_get_icount(tty, &icount);
d281da7ff6f70e drivers/char/tty_io.c Alan Cox 2010-09-16 2607 if (retval != 0)
d281da7ff6f70e drivers/char/tty_io.c Alan Cox 2010-09-16 2608 return retval;
d20c219c731784 drivers/tty/tty_io.c Uwe Kleine-König 2020-12-18 2609
d281da7ff6f70e drivers/char/tty_io.c Alan Cox 2010-09-16 2610 if (copy_to_user(arg, &icount, sizeof(icount)))
d281da7ff6f70e drivers/char/tty_io.c Alan Cox 2010-09-16 2611 return -EFAULT;
d281da7ff6f70e drivers/char/tty_io.c Alan Cox 2010-09-16 2612 return 0;
d281da7ff6f70e drivers/char/tty_io.c Alan Cox 2010-09-16 2613 }
d281da7ff6f70e drivers/char/tty_io.c Alan Cox 2010-09-16 2614
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests
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